import java.util.Scanner;
public class Example3_4 {
    public static void main(String args[]) {
       int number = 0;
       System.out.println("输入正整数（回车确定）");
       Scanner reader = new Scanner(System.in);
       number = reader.nextInt();
       switch(number) {
          case 9 :
          case 131:
          case 12:  System.out.println(number+"是三等奖");
          case 209:
          case 596:
          case 27:  System.out.println(number+"是二等奖");
          case 875:
          case 316:
          case 59:  System.out.println(number+"是一等奖");
                    break;
          default:  System.out.println(number+"未中奖");
       }
    }
}
